What type of ignition timing system does a 1989 Isuzu trooper 2.8 liter engine have?
Though it has electronic ignition, it still uses a conventional distributor to time the engine. The distributor is adjustable to allow changes to the engine timing.
A 1989 Isuzu trooper 2.8 liter engine has a typical 4-cyl conventional ignition system. Most of the newer Isuzu models now operate on multi-coil ignition systems like Coil-On-Plug systems.